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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

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ID: 718846
Weight: 0.89ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.02
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ID: 564681
Weight: 4.13ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.26
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ID: 497076
Weight: 2.23ct
Size: 8.8 x 7.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 40.07
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ID: 721418
Weight: 0.73ct
Size: 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 29.20
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ID: 710788
Weight: 44.03ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 79.26
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ID: 612222
Weight: 9.89ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 78.32
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ID: 725827
Weight: 1.30ct
Size: 8.4 x 6.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 51.49
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ID: 719019
Weight: 0.62ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 11.16
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ID: 672509
Weight: 0.80ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.00
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ID: 395231
Weight: 4.06ct
Size: 9.6 x 9.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 26.80
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ID: 480865
Weight: 3.16ct (total)
Size: 4.3 x 4.1 mm
Clarity: Translucent
Content: 8 pcs
Price: $ 26.54
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ID: 670727
Weight: 0.81ct
Size: 5.3 x 4.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.16
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ID: 453522
Weight: 12.48ct
Size: 19.2 x 9.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 329.47
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ID: 686584
Weight: 0.19ct (total)
Size: 2.7 x 2.5 mm
Clarity: VS
Content: 2 pcs
Price: $ 19.60
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ID: 528802
Weight: 1.14ct
Size: 6.5 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 75.24
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ID: 571556
Weight: 28.90ct
Size: 22.7 x 17.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 228.89
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ID: 602290
Weight: 2.33ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 19.57
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ID: 716090
Weight: 3.16ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.34
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ID: 445137
Weight: 11.78ct
Size: 14 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 389.98
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ID: 658535
Weight: 14.23ct
Size: 23.5 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.23
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ID: 640699
Weight: 0.28ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 13.44
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ID: 557199
Weight: 2.82ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.60
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ID: 494582
Weight: 3.09ct
Size: 10.1 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.55
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ID: 697198
Weight: 33.27ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.75
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ID: 454680
Weight: 28.06ct (total)
Size: 21.7 x 12.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 37.04
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ID: 556883
Weight: 0.50ct
Size: 4.5 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 22.84
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ID: 533787
Weight: 3.17ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.29
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ID: 718673
Weight: 7.05ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.73
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ID: 719977
Weight: 0.84ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.06
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ID: 727918
Weight: 1.07ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.42
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ID: 632482
Weight: 1.55ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 11.16
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ID: 560868
Weight: 0.96ct (total)
Size: 4.2 x 4.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 8.87
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ID: 706998
Weight: 2.60ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.24
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ID: 491282
Weight: 9.01ct
Size: 20.1 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.52
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ID: 478143
Weight: 30.57ct
Size: 31.3 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.88
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ID: 737465
Weight: 2.22ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 99.90
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ID: 564678
Weight: 4.08ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.93
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ID: 435320
Weight: 5.78ct
Size: 14.9 x 10.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 18.91
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ID: 447602
Weight: 1.89ct
Size: 8.6 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 81.52
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ID: 363280
Weight: 44.44ct
Size: 37 x 29.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.98
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ID: 499223
Weight: 1.91ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.30
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ID: 498899
Weight: 1.83ct (total)
Size: 5 x 3.9 mm
Clarity: VS-SI
Content: 4 pcs
Price: $ 241.56
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ID: 582534
Weight: 36.31ct (total)
Size: 15.5 x 13.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 52.25
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ID: 454956
Weight: 34.06ct (total)
Size: 21.3 x 13.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 44.96
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ID: 606809
Weight: 1.88ct (total)
Size: 9.1 x 5 mm
Clarity: VS
Content: 2 pcs
Price: $ 12.41
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ID: 715817
Weight: 1.23ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.81
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ID: 681901
Weight: 12.26ct
Size: 24.6 x 10.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 117.70
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ID: 354762
Weight: 579.55ct
Size: 57 x 45.8 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 1,275.01
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ID: 557828
Weight: 3.68ct
Size: 9.5 mm (calibrated)
Clarity: VVS-VS
Price: $ 39.01
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ID: 723007
Weight: 0.61ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.30
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ID: 393315
Weight: 12.66ct
Size: 15 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 83.56
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ID: 596644
Weight: 3.34ct
Size: 11.5 x 9.3 mm
Clarity: VS
Content: 1 pc
Price: $ 26.45
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ID: 688229
Weight: 0.17ct
Size: 3.6 x 2.8 mm
Clarity: VS
Content: 1 pc
Price: $ 11.22
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ID: 656541
Weight: 1.67ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 28.06
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ID: 416245
Weight: 0.94ct
Size: 15.4 x 2.9 mm
Clarity: VS
Content: 1 pc
Price: $ 27.07
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ID: 681797
Weight: 0.97ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.46
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ID: 707832
Weight: 4.66ct
Size: 13.7 x 9.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 33.55
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ID: 415982
Weight: 1.52ct
Size: 14.8 x 3.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 48.16
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ID: 357504
Weight: 4.12ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 27.19
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ID: 453223
Weight: 1.90ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 125.40
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FAQs

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 2024
Source: Bizrate

Why Choose Loose Untreated Gemstones?

Selecting loose untreated gemstones ensures you’re investing in authentic, natural beauty. Gems like unheated sapphires, untreated rubies, and unenhanced diamonds retain their original allure, free from artificial enhancements. These certified untreated gems are ideal for those seeking unique, ethical, and high-quality stones for custom jewelry or collections.

Perfect for Engagement Rings and Collectors

Our untreated gemstones, including GIA-certified natural gems, are highly sought after for engagement rings and collector’s pieces. With options like unheated topaz and virgin untreated stones, you can create a timeless design that reflects your individual style. Each gem is carefully selected for its purity and brilliance.

Rare and Exquisite Natural Gems

From authentic untreated crystals to precious untreated gemstones, our collection offers something for every taste. These rare untreated gems for collectors are perfect for showcasing the natural beauty of stones like unheated and untreated stones that remain untouched by enhancements, preserving their natural value and appeal.

Quality Assurance You Can Trust

Every stone in our selection of loose untreated gemstones is thoroughly inspected to meet the highest standards. Whether you’re looking for untreated gemstones for engagement rings or certified untreated gems for a special project, our collection ensures authenticity and unparalleled quality.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 2024
Source: Bizrate

FAQ's

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

Enlarged Gemstone Image